CVE-2022-40227 Information

Description

A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions < V17 Update 4) SIMATIC HMI KTP Mobile Panels (All versions < V17 Update 4) SIMATIC HMI KTP1200 Basic (All versions < V17 Update 5) SIMATIC HMI KTP400 Basic (All versions < V17 Update 5) SIMATIC HMI KTP700 Basic (All versions < V17 Update 5) SIMATIC HMI KTP900 Basic (All versions < V17 Update 5) SIPLUS HMI KTP1200 BASIC (All versions < V17 Update 5) SIPLUS HMI KTP400 BASIC (All versions < V17 Update 5) SIPLUS HMI KTP700 BASIC (All versions < V17 Update 5) SIPLUS HMI KTP900 BASIC (All versions < V17 Update 5). Affected devices do not properly validate input sent to certain services over TCP. This could allow an unauthenticated remote attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets.

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-384224.pdf